Availability
Header Flanges, No Stubs, Steel, 0.250 in. Thick, 1.875 in. Port, Each
Part Number: SCH-0120
Not Yet Reviewed
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Header Fasteners, Bolts, Locking, External 12-Point, 3/8 x 16 in., Steel, Nickel Plated, Chevy, Set of 8
Part Number: STG-6911
Estimated Ship Date: Oct 29, 2025 if ordered today
Estimated Ship Date: Oct 29, 2025 if ordered today
Header Fasteners, Bolts, Hex Head, Steel, Black Oxide, Chevy, Chrysler, Pontiac, Set of 12
Part Number: MRG-3409
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Header Bolts, 12-Point, 3/8 in. Wrench, Drilled, Stainless, Polished, 3/8 in.-16, 0.750 in. U.H.L., Set of 12
Part Number: ARP-400-1203
Not Yet Reviewed
Estimated Ship Date: Oct 27, 2025 if ordered today
Estimated Ship Date: Oct 27, 2025 if ordered today
Header Flanges, No Stubs, Stainless, 0.375 in. Thick, 2.250 in. Port, Each
Part Number: KOK-7041S
Estimated Ship Date: Dec 16, 2025 if ordered today
Estimated Ship Date: Dec 16, 2025 if ordered today
Exhaust Block-Off Plates, Chevy, Small Block, Pair
Part Number: CTR-84-100
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Header Flanges, No Stubs, Steel, 0.313 in. Thick Flange, 1.875 in. Port, Each
Part Number: SCH-0120-5
Not Yet Reviewed
Estimated Ship Date: Oct 20, 2025 if ordered today
Estimated Ship Date: Oct 20, 2025 if ordered today
Header bolt kit for GM GEN V LT Engines. (10) M8-1.25 x 25mm Grade 18-8 SS header bolts. 10mm head.
Part Number: KOK-BK113
Not Yet Reviewed
Estimated Ship Date: Dec 1, 2025 if ordered today
Estimated Ship Date: Dec 1, 2025 if ordered today
Header Flanges, Steel, 0.313 in. Thick, 1.625 in. Port, No Stubs, Each
Part Number: SCH-01101-5
Not Yet Reviewed
Estimated Ship Date: Oct 20, 2025 if ordered today
Estimated Ship Date: Oct 20, 2025 if ordered today
Block-Off Covers, Exhaust Port, Aluminum, 14 Degree Dart Big Chief Heads, Chevy Big Block, Pair
Part Number: FOG-3175A
Not Yet Reviewed
Estimated Ship Date: Oct 31, 2025 if ordered today
Estimated Ship Date: Oct 31, 2025 if ordered today
Header Flanges, Outer Flange, No Stubs, Steel, 0.250 in. Thick, 1.875 in. Port, Each
Part Number: SCH-0133
Not Yet Reviewed
Estimated Ship Date: Oct 20, 2025 if ordered today
Estimated Ship Date: Oct 20, 2025 if ordered today
Header Flanges, No Stubs, Steel, 0.250 in. Thick Flange, 1.625 in. Port, Each
Part Number: SCH-08311
Not Yet Reviewed
Estimated Ship Date: Oct 20, 2025 if ordered today
Estimated Ship Date: Oct 20, 2025 if ordered today
Header Flange, No Stubs, Steel, 0.250 in. Thick, 1.750 in. Port, Each
Part Number: SCH-01111
Estimated Ship Date: Oct 20, 2025 if ordered today
Estimated Ship Date: Oct 20, 2025 if ordered today
Header Flanges, No Stubs, Stainless, 0.375 in. Thick, 1.875 in. Port, Each
Part Number: KOK-7046BS
Not Yet Reviewed
Estimated Ship Date: Dec 16, 2025 if ordered today
Estimated Ship Date: Dec 16, 2025 if ordered today
Engine Port Block-Off Kits, Exhaust Port Covers, Includes O-Ring Seals, Chevrolet, Small Block, LS, Kit
Part Number: NBX-COV-LS-ORNG
Not Yet Reviewed
Estimated Ship Date: Nov 10, 2025 if ordered today
Estimated Ship Date: Nov 10, 2025 if ordered today
Header Bolts, Hex Head, Stainless Steel, Polished, 8mm x 1.25, Chevy, 5.7, 6.0L, LS1, LS6, Set of 12
Part Number: GAR-56406-HSP
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Header Flanges, Steel, 0.250 in. Thick, 1.750 in. Port, No Stubs, Each
Part Number: SCH-0119-5
Not Yet Reviewed
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Header Bolts 3/8 - 16 3/4", Grade 5 Black Oxide Finish With Hex and Socket Head
Part Number: CGT-CF1009
Not Yet Reviewed
Estimated Ship Date: Dec 11, 2025 if ordered today
Estimated Ship Date: Dec 11, 2025 if ordered today
Header Flanges, No Stubs, Stainless, 0.375 in. Thick, 2.000 in. Port, Each
Part Number: KOK-7046-S2
Not Yet Reviewed
Estimated Ship Date: Dec 16, 2025 if ordered today
Estimated Ship Date: Dec 16, 2025 if ordered today
Header Flanges, No Stubs, Stainless, 0.375 in. Thick, 1.750 in. Port, Each
Part Number: KOK-7046S
Not Yet Reviewed
Estimated Ship Date: Dec 16, 2025 if ordered today
Estimated Ship Date: Dec 16, 2025 if ordered today
Header Bolts, Hex Head, Steel, Chrome, 8mm x 1.25, Chevy, 5.7, 6.0L, LS1, LS6, Set of 12
Part Number: GAR-56406-H
Not Yet Reviewed
Estimated Ship Date: Nov 14, 2025 if ordered today
Estimated Ship Date: Nov 14, 2025 if ordered today
Header Flanges, Steel, 0.313 in. Thick, 1.625 in. Port, No Stubs, Each
Part Number: SCH-0103-5
Not Yet Reviewed
Estimated Ship Date: Oct 20, 2025 if ordered today
Estimated Ship Date: Oct 20, 2025 if ordered today
Header Flange, Each
Part Number: SCH-0104-5
Not Yet Reviewed
Estimated Ship Date: Oct 20, 2025 if ordered today
Estimated Ship Date: Oct 20, 2025 if ordered today
Header Flanges, Steel, 0.313 in. Thick, 1.750 in. Port, No Stubs, Each
Part Number: SCH-01111-5
Not Yet Reviewed
Estimated Ship Date: Oct 20, 2025 if ordered today
Estimated Ship Date: Oct 20, 2025 if ordered today
Header Flanges, Steel, 0.313 in. Thick, 1.875 in. Port, No Stubs, Each
Part Number: SCH-0112-5
Not Yet Reviewed
Estimated Ship Date: Oct 20, 2025 if ordered today
Estimated Ship Date: Oct 20, 2025 if ordered today
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